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Sexual selection

sexual selection

A form of natural selection in which, according to Darwin's theory, the male or female is attracted by certain characteristics, form, colour, behaviour, etc., in the opposite sex; thus modifications of a special nature are brought about in the species.


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Re: Why must we avert the genome of Eden?

... of so many genes ever happened or if its even possible through natural selection: In most observed cases organisms tend to get rid of some genes ... mess of traits, not order and structure. The second problem is that asexual reproduction combined with frequent and effective HGT makes sexual ...

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by wildfunguy
Fri Oct 04, 2013 7:49 pm
 
Forum: Evolution
Topic: Why must we avert the genome of Eden?
Replies: 6
Views: 7519

Why must we avert the genome of Eden?

... of so many genes ever happened or if its even possible through natural selection: In most observed cases organisms tend to get rid of some genes ... mess of traits, not order and structure. The second problem is that asexual reproduction combined with frequent and effective HGT makes sexual ...

See entire post
by Hunor
Mon Sep 23, 2013 12:08 am
 
Forum: Evolution
Topic: Why must we avert the genome of Eden?
Replies: 6
Views: 7519

Population genetics - make inferences from allele frequency

... relationship or lethal homozygotes? I assume random mating (no sexual selection), diploid, no drift (genetically well connected) or something that meets Hardy-Weinberg ...

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by Young
Sun Aug 25, 2013 10:52 pm
 
Forum: Genetics
Topic: Population genetics - make inferences from allele frequency
Replies: 1
Views: 1330

Re: Evolutionary mechanisms

... it since there are no males without bright plumage today. What?????? Sexual selection (one sex selecting the other based on traits) is one of the most powerful forces ...

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by thoffnagle
Mon Jul 01, 2013 6:04 pm
 
Forum: Evolution
Topic: Evolutionary mechanisms
Replies: 13
Views: 6232

Gene Frequency

... the mating is not random. Of course, the mating isn't non-random due to sexual selection, it's non-random due to human interference ("breed these with those"). ...

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by wildfunguy
Sun Sep 16, 2012 11:05 am
 
Forum: Genetics
Topic: Gene Frequency
Replies: 8
Views: 7864
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